There are 10,691 bridges in this category · Only showing 4,721 bridges with photos
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Built during 1930s

Moccasin Branch US 36 Bridge (Putnam County, Indiana)
Built 1931; rehabilitated 1968
Concrete arch bridge over Moccasin Branch on US 36
Open to traffic

Modock Creek Bridge (Ottawa County, Oklahoma)
Built ca. 1930
Pony truss bridge over Modock Creek on E0125
Closed to traffic, with rubble piles at each end.

Mohawk River Barge Canal Bridge (Montgomery County, New York)
Built 1932; rehabilitated 1993
Through truss bridge over Mohawk River Barge Canal on NY 80 in Nelliston
Open to traffic

Mohrsville Bridge (Berks County, Pennsylvania)
Built 1937
Steel stringer bridge over Schuylkill River on Sr 4026(Lr 06031)
Open to traffic

Molalla River Bridge (Clackamas County, Oregon)
Built 1936, Made One-Way in 1963
Warren deck truss bridge over Molalla River on Northbound OR-99 E
Open to traffic

Molly's Landing Bridge #1 (Section of Old US 66 Bird Creek Bridge [Westbound Lane]) (Rogers County, Oklahoma)
Built 1936 on Route 66 over Bird Creek, relocated to present location 2011
Pratt through truss bridge on the driveway entrance to Molly's Landing Restaurant
Open to traffic

Molly's Landing Bridge #2 (Section of Old US 66 Bird Creek Bridge [Westbound Lane]) (Rogers County, Oklahoma)
Built 1936 on Route 66 over Bird Creek, relocated to present location 2011
Pratt pony truss bridge on driveway to Molly's Landing Restaurant
Open to traffic

Monett Business US 60 Bridge (Barry County, Missouri)
Built 1935; replaced 2017
Lost through truss bridge over BNSF RR on Business US 60 east of Monett
Replaced by a new bridge

Mongaup River Bridge (Orange County, New York)
Built 1934; rehabilitated 2000
Deck truss bridge over Mongaup River on NY 97
Open to traffic

Moniteau Church Road Bridge (Moniteau County, Missouri)
Built ca. 1930
Pony truss bridge over Howard Creek on Moniteau Church Road southwest of Jamestown
Open to traffic

Monitor Road Bridge (Hall County, Nebraska)
Built ca. 1935
Pony truss bridge over Prairie Creek on Monitor Road
Open to traffic

Monkey Run Bridge (Louisa County, Iowa)
Built 1935
Arch bridge over Monkey Run on Walnut Street in Columbus Junction
Open to traffic

Monocacy River Bridge (Frederick County, Maryland)
Built 1931
Through truss bridge over Monocacy River on MD 28
Open to traffic

Monocacy River Bridge (Frederick County, Maryland)
Built 1932
Through truss bridge over Monocacy River on MD 77
Open to traffic

Monocacy River Bridge (Frederick County, Maryland)
Built 1930; rehabilitated 1980
Through truss bridge over Monocacy River on MD 355
Closed for repairs following accident

Monroe - Barnet Bridge (Grafton County, New Hampshire)
Built 1937; rehabilitated 2000
Through truss bridge over Connecticut River on Barnet Road in Monroe
Open to traffic

Montegue Road Bridge (Winnebago County, Illinois)
Built 1936
Concrete rigid frame bridge over E Branch Mill Creek on Montague Road
Demolished

Montesano-Elma Road Bridge (Grays Harbor County, Washington)
Built 1938
Warren through truss bridge over Satsop River on Montesano-Elma Road in Elma
Open to traffic

Montopolis Bridge (Travis County, Texas)
Built 1938
Camelback through truss bridge over Colorado River on US 183 Southbound Frontage Road in Austin
Open to traffic

Montoursville Bridge (Lycoming County, Pennsylvania)
Built 1931; rehabilitated 1994
Three-span through truss bridge over Loyalsock Creek on PA 2014 in Montoursville
Open to traffic

Montserrat Recreation Demonstration Area Bridge (Johnson County, Missouri)
Built 1937 by the Works Progress Administration
Two-span culvert on SE 10 Road (Knob Noster State Park entrance road)
Open to traffic

Monument Road Bridge (Harris County, Georgia)
Built 1930
Pony truss bridge over Sand Creek on Monument Road
Closed to all traffic

Moonville Bridge (Madison County, Indiana)
Built 1930; replaced 1999
Lost pony truss bridge over Killbuck Creek on CR 600 N
Replaced by new bridge

Moore's Mill Creek Bridge (Lee County, Alabama)
Built 1933
Stone arch bridge over Moore'S Mill Creek on Park Road
Open to traffic

Mora River Bridge (Mora County, New Mexico)
Built 1915 with five spans; three spans relocated to current location in 1934
Pony truss bridge over Mora River on NM 97
Open to traffic

Morehouse Drive over Merritt Parkway Bridge (Fairfield County, Connecticut)
Built 1939
Concrete rigid frame bridge over Merritt Parkway (CT 15) on Morehouse Drive
Open to traffic

Morris Branch Bridge (Callaway County, Missouri)
Built 1935. Bypassed and abandoned 2001
Pony truss bridge over Morris Branch on CR 1053
Intact but closed to all traffic

Morris Bridge (Grundy County, Illinois)
Built 1934; rehabilitated 1978; replaced 2002
Lost five-span through truss bridge over the Illinois River on IL 47 at Morris
Replaced by modern bridge

Morris Road Bridge (Crawford County, Pennsylvania)
Built ca. 1935
Pony truss bridge over Western New York and Pennsylvania Railroad tracks on TR 653
Removed but not replaced

Morrison Creek Bridge (Sullivan County, Indiana)
Built ca. 1935
Concrete stringer bridge over Morrison Creek on CR 50 N
Open to traffic

Morse Bridge (Oxford County, Maine)
Built 1935; rehabilitated 2001
Steel through arch bridge over Androscoggin River on ME 108 in Rumford
Open to traffic

Morton County WPA Bridge (Morton County, Kansas)
Built 1936 by the Works Progress Administration
Five-span stone arch bridge over a branch of Cimarron River, 4.0 mi. north and 6.0 mi. west of Richfield
Open to traffic

Morton-State Line Ridge Tunnel (Sevier County, Tennessee)
Built as one of 3 masonry-faced tunnels, along with bridges, on the New Found Gap Road
Tunnel under spur of State Line Ridge on U.S. 441 New Found Gap Road (formerly Indian Gap Highway), Great Smoky Mountains National Park, Tennessee
Open to traffic

Mosier Valley Road Bridge (Tarrant County, Texas)
Built 1939
Bridge on Mosier Valley Road over Hurricane Creek
Open to traffic

Mosley Bridge (Jackson County, Minnesota)
Built 1939; replaced in 2012
Timber stringer bridge over Jud Ditch # 8 on Cnty 66
Replaced by a new bridge

Mosquito Creek Bridge (Henry County, Illinois)
Built 1938
Timber stringer bridge over Mosquito Creek on Warner Castle Rd 4 mi N of Orion
Open to traffic

Mosquito Road Bridge (El Dorado County, California)
Built 1939
Suspension bridge over South Fork American River on Mosquito Road
Open to traffic

Moss Creek Ditch Bridge (Carroll County, Missouri)
Built ca. 1930
Steel stringer bridge over Moss Creek Ditch on CR 508A
Closed to all traffic

Mosside Boulevard Bridge (Allegheny County, Pennsylvania)
Built 1930; rehabilitated 1972; replaced 2007
Lost cantilevered through girder bridge over Turtle Creek on Mosside Blvd.
Replaced by a new bridge

Mosside Boulevard Bridge Approach (Allegheny County, Pennsylvania)
Built 1930; replaced 2007
Lost Deck girder bridge over Service Road on Mosside Blvd.
Replaced by a new bridge

Mostoller Bridge (Somerset County, Pennsylvania)
Built 1937; rehabilitated 1949; replaced 2014
Lost Steel stringer bridge over Stonycreek River on Pompey Hill Road (SR 1008)
Replaced by a new bridge

Mott Bridge (Douglas County, Oregon)
Built 1936; rehabilitated 1983
Timber braced spandrel arch bridge over North Umpqua River on USFS Road 4712
Open to traffic

Mound Creek CR 420 Bridge (Livingston County, Missouri)
Built ca. 1930
Pony truss bridge over Mound Creek on CR 420
Open to traffic

Mount Carmel Bridge (Wabash County, Illinois)
Built 1932; rehabilitated 1987; Replaced 2011
Through truss bridge over Wabash River on IL 15/IN 64 in Mount Carmel
Demolished and replaced with a slab of concrete.

Mount Tabor Road Bridge (Washington County, Indiana)
Built ca. 1930
Concrete arch bridge over Mill Creek on Mount Tabor Road
Open to traffic

Mountain Brook Bridge (Cheshire County, New Hampshire)
Built 1939
Stone arch bridge over Mountain Brook on US 202 in Jaffrey
Open to traffic

Mountain House Road Bridge (Sierra County, California)
Built 1936; rehabilitated 1999
Warren Pony truss bridge over North Fork Yuba River on Mountain House Road
Open to traffic

Mountain Street Bridge (Los Angeles County, California)
1936
Concrete beam bridge over Verdugo Wash on Mountain St. in Glendale, Los Angeles County, California
Open to Traffic

Mountain-Bay Trail - Velp Avenue Overpass (Brown County, Wisconsin)
Built 1934
Deck plate girder bridge over County Hwy HS (Former US-141) on Mountain-Bay Trail (Former CNW)
Open to pedestrians only

Mountain-Bay Trail - Wolf River Bridge (Shawano County, Wisconsin)
Built 1939
Deck plate girder bridge over Wolf River on Mountain-Bay State Trail
Open to pedestrians only

MRL - Molt Road Overpass (Yellowstone County, Montana)
Deck plate girder bridge over Molt Road on Railroad
Open to traffic

MSDR - SR 161 Overpass (Coahoma County, Mississippi)
Built 1937
Steel stringer bridge over SR 161 on Mississippi Delta RR in Clarksdale


Mt Vernon Avenue Bridge (San Bernardino County, California)
Built 1934
Steel stringer bridge over BNSF RR, Amtrak, UP RR,W 3rd St on Mt Vernon Avenue
Open to traffic but with temporary supports on the south end

Mt. Magazine Bridge #1 (Logan County, Arkansas)
Built 1936
Bridge over Unnamed small creek on Arkansas 309
Open to traffic

Mt. Magazine Bridge #2 (Yell County, Arkansas)
Built 1936
Bridge over Unnamed small creek. on Arkansas 309
Open to traffic

Mt. Magazine Bridge #3 (Logan County, Arkansas)
Built 1936
Stone arch bridge over Unnamed small Creek on Arkansas 309
Open to traffic

Mt. Nebo State Park Trail Bridge (Yell County, Arkansas)
Built 1933
Stone arch bridge for foot traffic only.
Open to pedestrians only

Mt. Vernon Mills Bridge (Chattooga County, Georgia)
Built around 1930
Steel stringer bridge over a tributary of the Chattooga River on abandoned section of Park Avenue in Trion
Open to pedestrians

Mud Creek Bridge (Buffalo County, Nebraska)
Built 1935; replaced 2014
Lost Pony truss bridge over Mud Creek on Imperial Road, 1 mi. southeast of Sweetwater
Replaced by a new bridge

Mud Creek Bridge (Tulsa County, Oklahoma)
Built ca. 1930, removed in April 2009
Lost Pony truss bridge over Mud Creek on Campbell Creek Rd. in western Tulsa County
Replaced by new bridge

Mud Creek Bridge (Hardin County, Tennessee)
Built ca. 1930
Wooden bridge over Mud Creek on Lacefield Drive (NFA A302)
Open to traffic

Mud Creek Bridge (Craig County, Oklahoma)
Built ca. 1930
Arch bridge over Mud Creek on E0050
Open to traffic

Mud Creek Bridge (Muscatine County, Iowa)
Built 1939
Steel stringer bridge over Mud Creek on Trail Avenue
Open to traffic

Mud Creek Bridge (Polk County, Iowa)
Built 1936
Concrete tee beam bridge over Mud Creek on NE 27th Avenue
Open to traffic

Mud Creek CR 1159 Bridge (Monroe County, Missouri)
Built 1930; later moved here
Pony truss bridge over Mud Creek on CR 1159
Open to traffic

Mud Creek Road Bridge (Calumet County, Wisconsin)
Built 1930
Concrete stringer bridge over Mud Creek on Mud Creek Road in Town of Stockbridge
Open to traffic

Mud Pine Creek CR 875S Bridge (Benton County, Indiana)
Built 1935
Pony truss bridge over Mud Pine Creek on CR 875 South
Open to traffic

Mud Pine Creek IN 26 Bridge (Warren County, Indiana)
Built 1933, rehabilitated in 2000
Pony truss bridge over Mud Pine Creek on IN 26
Open to traffic

Muddy Creek Bridge (Furnas County, Nebraska)
Built 1930; rehabilitated 1974
Pony truss bridge over Muddy Creek on CR 422, 2 mi. west of Arapahoe
Open to traffic

Muddy Creek Bridge (Nemaha County, Kansas)
Built ca. 1930
Lost Queenpost pony truss bridge over Muddy Creek, 1.0 mi. west of Granada
Removed but not replaced

Muddy Creek Bridge (Jefferson County, Kansas)
Built ca. 1930
Pony truss bridge over Muddy Creek, 6.4 mi. south and 0.6 mi. east of Meriden
Open to traffic

Muddy Creek Bridge (Nemaha County, Kansas)
Built ca. 1930
Warren pony truss bridge over Muddy Creek, 0.5 mi. south of Woodlawn
Open to traffic

Muddy Creek Bridge (Nemaha County, Kansas)
Built ca. 1930
Warren pony truss bridge over Muddy Creek, 2.8 mi. south of Granada
Open to traffic

Muddy Creek Bridge (Madison County, Kentucky)
Built ca. 1930
Through truss bridge over Muddy Creek on Meadowbrook Road
Open to traffic

Muddy Creek Old US 65 Bridge (Pettis County, Missouri)
Built 1924 by contractor M.E. Gillioz
Through truss bridge over Muddy Creek on Claycomb Road (Old US 65) north of Sedalia
Open to traffic

Muddy Fork TR 1550 Bridge (Ashland County, Ohio)
Built 1932
Pony truss bridge over Muddy Fork on Township Road 1550
Open to traffic

Muddy Fork US 31 Bridge (Clark County, Indiana)
Built 1932; rehabilitated 1984
Three-span concrete arch bridge over Muddy Fork on US 31
Open to traffic

Muddy River Bridge (Clark County, Nevada)
Built 1932-33; demolished ca. 1987
Lost two-span pony truss bridge over Muddy River on Old US 91
No longer exists, replaced by new bridge

Muir Creek Bridge (Douglas County, Oregon)
Built 1933
Concrete stringer bridge over Muir Creek on OR 230
Open to traffic

Mulberry River AR 23 Bridge (Franklin County, Arkansas)
Built 1935 by McEachin and McEachin, Inc., of Little Rock
Three-span pony truss bridge over Mulberry River on AR 23
Open to traffic

Mulladay Hollow Bridge (Carroll County, Arkansas)
Built ca. 1935 by the Civilian Conservation Corps
Small two-span stone arch bridge over Mulladay Hollow Creek on CR 204 at Leatherwood Lake Recreation Area northwest of Eureka Springs in Eureka Springs
Open to traffic

Murdoch Avenue BNSF RR Overpass (St. Louis County, Missouri)
Built in 1930; demolished April 23rd, 2012. Replacement UCEB opened to traffic October 16th, 2012.
Lost concrete stringer bridge on Murdoch Avenue over the BNSF Railroad, just west of I-44
Replaced by UCEB

Murphy Drive Bridge (Caldwell County, Missouri)
Built ca. 1930; replaced 2009
Pony truss bridge over Long Creek on S.W. Murphy Drive
Replaced by a new bridge

Murray Hill Road Bridge (Erie County, New York)
Built 1935
Pony truss bridge over West Branch Cazenovia Creek on Murray Hill Road
Open to traffic

Muscogee Wharf (Escambia County, Florida)
Built circa 1934, abandoned circa 1970
Lost Bridge over Pensacola Bay
Lost, but 2 piers remain

Musselshell River Bridge (Musselshell County, Montana)
Built 1930
Through truss bridge over Musselshell River on CR 101
Open to traffic

Musselshell River Bridge (Musselshell County, Montana)
Built 1930
Through truss bridge over Musselshell River on CR 117
Open to traffic

Musselshell River Bridge (Musselshell County, Montana)
Built 1930
Through truss bridge over Musselshell River on CR 124
Open to traffic

Musselshell River Bridge (Rosebud County, Montana)
Built 1930
Pony truss bridge over Musselshell River on CR 118
Open to traffic

Mustang Creek Bridge (Runnels County, Texas)
Built 1930
Pony truss bridge over Mustang Creek on CR 126
Open to traffic

Mutual-Union Road Bridge (Champaign County, Ohio)
Built 1930; rehabilitated 1977
Concrete arch bridge over a branch of Buck Creek on S Mutual-Union Road (CR 167)
Open to traffic

Myers Creek Bridge (Forrest County, Mississippi)
Built 1934
Steel stringer bridge over Myers Creek on US 49 (Northbound Traffic)
Open to traffic

Myrtle Creek Bridge (Douglas County, Oregon)
Built 1930
Stringer bridge over Myrtle Creek on OR-99 (Old Pacific Highway) in Myrtle Creek
Open to traffic

Myrtledale Road Bridge (Napa County, California)
Built 1930
Concrete arch bridge over Napa River on Myrtledale Road in Calistoga
Open to traffic

Mystery Bridge (Washington County, Illinois)
lost pratt pony truss bridge on a unknown creek somewhere in Washington County. Destroyed by a flash flood sometime during the 1970s.
Lost Pratt pony truss bridge over unknown creek on unknown county road
Destroyed by flood

Mystic River Bridge (Middlesex County, Massachusetts)
Built 1936
Concrete arch bridge over Mystic River on MA 60 (Medford Street) in Arlington
Open to traffic

N Branch Crooked Creek Bridge (McDonough County, Illinois)
Built 1937
Concrete rigid frame bridge over N Branch Crooked Creek on Fas 417 - Ch 8
Open to traffic

N Charlotte Ave South Railroad Overpass (Union County, North Carolina)
Built 1934
Concrete encased steel stringer bridge over SR 1009 on CSX Railroad
Unknown status

N&W - Black Bridge (Fayette County, Pennsylvania)
Built Ca 1930, Abandoned Mid 70's
Abandoned parker through truss bridge over Youghiogheny River, CSX Railroad, Mount Creek on Formerly Norfolk and Western
Abandoned

N&W - Unnamed Creek Bridge (Durham County, North Carolina)
Built in 1930, decades after the line was in place
Concrete culvert bridge over Unnamed Creek on Norfolk & Western Railway
Abandoned